Oh dear, as Ex-RN I was looking forward to this when I’m back home.
I can allow oddities like a Civilian Police officer investigating, for the purposes of plot. But, if simple routine stuff, like uniforms and the cramped conditions of a boat, can’t be done right it’s a no-go from me.
You hear of painstaking research in period dramas about the correct clothes, wallpaper and locations, so why not modern day stuff?
Yellow ‘RN’ Seaking? What were they thinking?